You don`t need instructions to build one, use your creative skills and build your own.
to be able to build a mansion in minecraft you need to be able to imagine what you want to build and you can get the blocks once you are in creative mod or if you want to challenge yourself you can build it in survival or in hardcore
Buy Land. Buy Wood. Build A Mansion. The End!
Think on what you want in your minecraft mansion. Then, design it with graph paper, a paper per floor. Then, you do the math on how much materials you need. Finally, you actually build it in minecraft, with freinds if possible. That was how I did it, I suggest you do it too.
You can build anything ! but the best will be to build a auto smelter, Here is a link to the tutorial....
eat candy
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Build a city of your own!
If it is for PC you have to build a mansion or buy a stuff pack called sims 2 mansion and graden stuff
Priceless!
You can build structures in Minecraft by placing blocks you find throughout the game. (MOUSE2 by default)
Chico, CA
follow the instructions and build!